19:5
وَإِنِّى خِفْتُ ٱلْمَوَٰلِىَ مِن وَرَآءِى وَكَانَتِ ٱمْرَأَتِى عَاقِرًۭا فَهَبْ لِى مِن لَّدُنكَ وَلِيًّۭا ٥
Saheeh International
And indeed, I fear the successors after me, and my wife has been barren, so give me from Yourself an heir
Tafsir of "Ibn Kathir" (English)
وَإِنِّي خِفْتُ الْمَوَالِيَ مِن وَرَايِيAnd verily, I fear Mawali after me,Mujahid, Qatadah and As-Suddi, all said,"In saying the word Mawali, he (Zakariyya) meant his succeeding relatives."وَكَانَتِ امْرَأَتِي عَاقِرًافَهَبْ لِي مِن لَّدُنكَ وَلِيًّا